3a, Winkley Street, Tower Hamlets, London, E2 6PY

3a is a one-bedroom end-of-terrace house in Tower Hamlets, London, London (E2 6PY). It has a recorded floor area of 40 m² (around 431 sq ft), construction records dating it to 1900-1929 and council tax band B. At 40 m² this is the smallest unit on EPC record across the building (40–101 m²). The building's EPC ratings span F to B across 15 units on file. Other recorded features include a balcony. Period features are noted in the property record. The latest certificate (July 2022) shows a D (score 59), a step below the typical UK home. The rating has held steady at D across 2 certificates since September 2010. Between certificates, window efficiency went from Very Poor to Poor and lighting went from Poor to Very Good.

At 40 m² it sits well below the postcode median (94 m² across 14 EPCs), making it one of the more compact homes locally. Across 2013–2015, sale prices on this property compounded at 50.2% per year. On a £-per-square-foot basis, the last sale (£1,161/sq ft) was about 58.3% above the typical sold price in the postcode. On the market in April 2015 and unlisted since — roughly 11 years.